- Capacity: 6TB
- Form Factor: 3.5-inch internal drive
- Interface: SATA 6Gb/s (SATA III)
- Transfer Rate: Up to 175-180 MB/s sustained (sequential read/write)
- Rotational Speed: 5400 RPM (standard models like WD64PURZ); select OEM variants at 7200 RPM (e.g., WD67PURX)
- Cache Buffer: 256MB (most models); some older variants may have 64MB
- Recording Technology: CMR (Conventional Magnetic Recording)
- Workload Rating: Up to 180TB/year, optimized for continuous video workloads
- MTBF (Mean Time Between Failures): 1 million hours (or up to 1.5 million hours on higher-end models)
- Dimensions (L x W x H): 5.79″ x 4″ x 1″ (147mm x 101.6mm x 26.1mm)
- Weight: Approximately 1.26 lbs (640g)
- Power Consumption: Average 6.3W read/write, 3.7W idle, 0.4W standby (varies by RPM)
- Operating Temperature: 0°C to 65°C
- Non-Operating Temperature: -40°C to 70°C
- Compatibility: Ideal for DVRs, NVRs, and multi-bay systems; supports up to 64 HD cameras (e.g., 1080p or 4K with H.264/H.265)




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